Describe how the contents of a cell are protected from the cell's environment

Ammonia (NH3) can be produced by the reaction of hydrogen gas with nitrogen gas: 3H2 + N2→2NH3 A chemist reacts 2.00 mol H2 with excess N2. The reaction yields 0.13 mol NH3.

When 2-bromo-2-methylbutane is treated with a base, a mixture of 2-methyl-2-butene and 2-methyl-1-butene is produced. When potassium hydroxide is the base, 2-methyl-1-butene accounts for 45% of the product mixture.

Food is pushed into your stomach by

How Are Molecules in a solid different from molecules in a liquid?

31 gof phosphorousreacted with oxygengas to form 71 gof a phosphorousoxide. what is the empirical formulaof the oxide

The diagram to the right shows energy for two reactions, A and B. Which reaction has the higher Gpx?

To be considered a source of water pollution, the source must include a chemical.

2,000 kJ worth of heat is absorbs by each of the following objects. Which object will experience the smallest temperature change

How are real gases different from ideal gases?

Which one doesnt belong in the list below? A. a meter B. one liter C. One centimeter D. one kilometer